package dao;
/**
* @author	gem
* UserService
*/
import java.util.List;

import po.Book;
import po.User;

public interface UserDAO {
	public boolean addUser(User newUser);
	public boolean LoginIn(String userId,String password);
	public List<User> getUserById(String UserId);
	public boolean updateUserInformation(User newUserInfo);
	public List<User> getUserByName(String username);
}
